CN107876793A - A kind of electric supply installation of powder manufacturing apparatus - Google Patents
A kind of electric supply installation of powder manufacturing apparatus Download PDFInfo
- Publication number
- CN107876793A CN107876793A CN201711365758.5A CN201711365758A CN107876793A CN 107876793 A CN107876793 A CN 107876793A CN 201711365758 A CN201711365758 A CN 201711365758A CN 107876793 A CN107876793 A CN 107876793A
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- CN
- China
- Prior art keywords
- conducting cavity
- shell
- supply installation
- electric supply
- outside
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/14—Making metallic powder or suspensions thereof using physical processes using electric discharge
Abstract
The invention discloses a kind of electric supply installation of powder manufacturing apparatus, it is related to powder metallurgical technology, to solve existing electric supply installation because high speed rotation produces a large amount of carbon dusts, and causes the problem of brush wear speed is fast, and service life is shorter.The device includes：Liquid injection pipe, conducting cavity, contact rod, shell, mechanical axis and sealing device；Conducting cavity is arranged on the outside of mechanical axis around mechanical axis, and the outside of conducting cavity sets shell；One end of liquid injection pipe and conducting cavity UNICOM, the other end extend to the outside of shell, and liquid injection pipe is used to inject conduction liquid to conductive intracavitary；One end of contact rod and conducting cavity UNICOM, the other end extend to the shell of shell, and the conduction liquid that contact rod is used in row conducting cavity provides power supply；Sealing device is arranged on the both ends of conducting cavity, for sealing the conduction liquid in conducting cavity.
Description
Technical field
The present invention relates to powder metallurgical technology, more particularly relates to a kind of electric supply installation of powder manufacturing apparatus.
Background technology
High quality globular metallic powder is important original necessary to the production fields such as powder metallurgy near-net-shape, 3D printing
Material, plasma rotating electrode process is to prepare one of method of globular metallic powder.
Current domestic plasma rotating electrode powder thermal source is more using transfer camber plasma torch, pulverizing process power supply dress
The anode bar put to high speed rotation provides big flow electric current to meet the heat of bar front end fusing.Electric supply installation mainly passes through
Brush and mechanical axis circumferentially contact it is relative slide to be formed electrically connect, during due to the electric supply installation course of work, the most high speed of mechanical axis
Degree is up to 20000r/min, and brush can produce a large amount of carbon dusts with mechanical axis sliding friction power supply process, further, turns in height
Due to the reason such as mechanical shaft vibration is big under speed, the brush wear speed ratio of electric supply installation is very fast, causes the service life ratio of brush
It is shorter.
The content of the invention
The embodiment of the present invention provides a kind of electric supply installation of powder manufacturing apparatus, to solve existing electric supply installation because high speed rotates
A large amount of carbon dusts are produced, and cause the problem of brush wear speed is fast, and service life is shorter.
The embodiment of the present invention provides a kind of electric supply installation of powder manufacturing apparatus, including：Liquid injection pipe, conducting cavity, contact rod, outside
Shell, mechanical axis and sealing device；
The conducting cavity is arranged on the outside of the mechanical axis around the mechanical axis, and the outside setting of the conducting cavity is outer
Shell；
One end of the liquid injection pipe and the conducting cavity UNICOM, the other end extend to the outside of the shell, the fluid injection
Manage for injecting conduction liquid into the conducting cavity；
One end of contact rod and the conducting cavity UNICOM, the other end extend to the shell of the shell, and the contact rod is used
Power supply is provided in the conduction liquid in the row conducting cavity；
The sealing device is arranged on the both ends of the conducting cavity, for sealing the conduction liquid in the conducting cavity.
Preferably, the sealing device includes sealing ring, wear ring, holddown spring and fixed bottom plate；
The sealing ring is arranged on the outside of the wear ring, and the outer surface of the sealing ring and the inner side phase of the shell
Contact；
One end of the holddown spring is extended in the wear ring, and the other end is in contact with the fixed bottom plate；
One end of the wear ring contacts with the mechanical axis, and the other end is in contact with the fixed bottom plate.
Preferably, in addition to air bleeding valve, the air bleeding valve are arranged on the top of liquid injection pipe, for discharging in the conduction liquid
Caused expanding gas.
Preferably, in addition to cooling water inlet pipe, cooling water outlet pipe, waterway；
The waterway surrounds the conducting cavity, is arranged on the outside of the conducting cavity, and be located at the enclosure；
The cooling water outlet pipe and the cooling water inlet pipe are arranged on the outside of the waterway according to this from top to bottom, and
The cooling water outlet pipe and the cooling water inlet pipe are connected with the waterway respectively.
Preferably, the contact rod passes through the waterway, and divides in the contact rod through the both ends of the waterway
Sealing ring is not provided with it.
Preferably, the liquid injection pipe passes through the waterway, and divides in the liquid injection pipe through the both ends of the waterway
Sealing ring is not provided with it.
Preferably, the quantity of the liquid injection pipe includes two, and two liquid injection pipes are in centered on the conducting cavity
Symmetry status is arranged on the outside of the conducting cavity.
Preferably, the outer ring of the mechanical axis is trapezoidal convex-concave profile, and the trapezoidal convex-concave profile and the conducting cavity
Contact.
Preferably, the material of the trapezoidal convex-concave profile is alloy material.
In the embodiment of the present invention, there is provided a kind of electric supply installation of powder manufacturing apparatus, including：Liquid injection pipe, conducting cavity are conductive
Rod, shell, mechanical axis and sealing device；The conducting cavity is arranged on the outside of the mechanical axis around the mechanical axis, described to lead
The outside of electric chamber sets shell；One end of the liquid injection pipe and the conducting cavity UNICOM, the other end extend to the outer of the shell
Side, the liquid injection pipe are used to inject conduction liquid into the conducting cavity；One end of contact rod and the conducting cavity UNICOM, the other end
The shell of the shell is extended to, the conduction liquid that the contact rod is used to go in the conducting cavity provides power supply；The sealing dress
The both ends for being arranged on the conducting cavity are put, for sealing the conduction liquid in the conducting cavity.It is conductive by setting in said apparatus
Chamber and feeder rod used therein, because the conduction liquid in conducting cavity is in contact with mechanical axis, and feeder rod used therein is used for the conduction liquid to conductive intracavitary
External power supply is provided, so as to realize that the machinery of rotation at a high speed is axially disposed within the confession that the bar in mechanical axis provides high current
The problem of electric, further, due to providing power supply to mechanical axis by conduction liquid, so as to which dust will not be produced at work, from
And electric supply installation is avoided because high speed rotates the problem of producing a large amount of carbon dusts, it is fast so as to solve the existing conduction brush rate of wear,
The problem of service life is shorter.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of electric supply installation front view of powder manufacturing apparatus provided in an embodiment of the present invention；
Fig. 2 is Fig. 1 provided in an embodiment of the present invention B-B sectional views；
Fig. 3 is Fig. 1 provided in an embodiment of the present invention A-A sectional views；
Fig. 4 is type axle construction schematic diagram provided in an embodiment of the present invention；
Fig. 5 is schematic diagram of sealing device provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1 is a kind of electric supply installation front view of powder manufacturing apparatus provided in an embodiment of the present invention；Fig. 2 is the embodiment of the present invention
Fig. 1 of offer B-B sectional views；Fig. 3 is Fig. 1 provided in an embodiment of the present invention A-A sectional views.
As shown in Fig. 1, Fig. 2 and Fig. 3, a kind of electric supply installation of powder manufacturing apparatus provided in an embodiment of the present invention, mainly include：
Liquid injection pipe 5, conducting cavity 2, contact rod 13, shell 9, mechanical axis 1, sealing device 7, cool down water inlet pipe 6, cold but outlet pipe 3, water
Cold chamber 10, sealing ring, air bleeding valve 4, insulation sleeve 12, centering bearing group 8 and bar 11.
Specifically, as shown in figure 1, conducting cavity 2 is arranged on the outside of mechanical axis 1, and the outside of conducting cavity 2 around mechanical axis 1
It is provided with shell 9；Further, for the main conductive liquid into conducting cavity 2, it is also necessary in the outside of conducting cavity 2, be provided for
The liquid injection pipe 5 of conduction liquid is injected into conducting cavity 2.Specifically, one end of liquid injection pipe 5 and the UNICOM of conducting cavity 2, and liquid injection pipe 5
The other end extends to the outside of shell 9, and the work(externally to injection conduction liquid in conducting cavity 2 can be realized by the liquid injection pipe 5
Energy.In embodiments of the present invention, the quantity of liquid injection pipe 5 can include two, and two liquid injection pipes 5 are distributed in the both sides of conducting cavity 2,
That is, two liquid injection pipes 5 are separately positioned on the both sides of conducting cavity 2 centered on conducting cavity 2.
Due to the conduction liquid set in conducting cavity 2, as long as could be worked in the case of providing power supply in outside, in the present invention
In embodiment, in order to solve the problems, such as to provide external power supply for conduction liquid in conducting cavity 2, it is preferable that also set up outside conducting cavity 2
There is contact rod 13, one end and the UNICOM of conducting cavity 2 of the contact rod 13, and the other end of contact rod 13 extends to the outside of shell 9,
It is connected by the contact rod 13 extended to outside shell 9 with external power supply, is carried so as to solve the conduction liquid into conducting cavity 2
The problem of for external power supply.
In embodiments of the present invention, the conduction liquid into conducting cavity 2 provides external power supply, the mainly machine to high speed rotation
Tool axle 1 provides power supply.Fig. 4 is type axle construction schematic diagram provided in an embodiment of the present invention, as shown in figure 4, the embodiment of the present invention
The outer ring of the mechanical axis 1 of offer is trapezoidal convex-concave profile 1-1, and trapezoidal convex-concave profile 1-1 connects with the conduction liquid in conducting cavity 2
Touch.Preferably, the trapezoidal convex-concave profile 1-1 of the type axle outer ring is one layer of copper alloy or the alloy material of good conductivity, is led to
Convex-concave profile 1-1 is crossed, the contact area of type axle and conduction liquid can be increased.
In embodiments of the present invention, because mechanical axis 1 provides electricity rotating at a high speed to the bar 11 being arranged in mechanical axis 1
During source, friction generates heat so as to produce a large amount of expanding gas with conduction liquid meeting, in order to avoid expanding gas influence to lead
Electric chamber 2 and mechanical axis 1, it is preferable that the top of liquid injection pipe 5 that the external world communicates is provided with air bleeding valve 4 in conducting cavity 2, by setting
Put the air bleeding valve 4 on the top of liquid injection pipe 5, can will because produce heat and caused by expanding gas discharged out of conducting cavity 2.
In embodiments of the present invention, because conducting cavity 2 around mechanical axis 1 is arranged on the outside of mechanical axis 1, and conducting cavity 2
Inside there is conduction liquid, in order to avoid mechanical axis 1 is in rotary course, the conduction liquid in conducting cavity 2 connects from conducting cavity 2 and mechanical axis 1
Region overflow is touched to go out.Preferably, sealing device 7 is additionally provided with the region that mechanical axis 1 and conducting cavity 2 contact, i.e., in conducting cavity 2
The both ends contacted with mechanical axis 1, are provided with sealing device 7, can be to conducting cavity 2 and machinery by the sealing device 7 of setting
Play sealing function in the both ends that axle 1 contacts.
Fig. 5 is the structural representation of sealing device 7 provided in an embodiment of the present invention, as shown in figure 5, the sealing device 7 is main
Including sealing ring 7-1, wear ring 7-2, holddown spring 7-3 and fixed bottom plate 7-4.Specifically, sealing ring 7-1 is arranged on wear ring
On the outside of 7-2, and sealing ring 7-1 outer surface is in contact with the inner side of shell 9, and holddown spring 7-3 one end extends to wear ring
In 7-2, the other end is in contact with fixed bottom plate 7-4, and wear ring 7-2 one end contacts with mechanical axis 1, the other end and fixed bottom plate
7-4 is in contact.
In embodiments of the present invention, because conducting cavity 2 is arranged on the outside of mechanical axis 1, and set in the outside of conducting cavity 2
There is shell 9, during practical set, in order to ensure that shell 9 can coaxially assemble with mechanical axis 1, it is preferable that by being arranged on
Centering bearing group 8 outside mechanical axis 1, it is possible to achieve the coaxial assembling of shell 9 and mechanical axis 1.
Further, the electric supply installation that the embodiment of the present invention is provided, water is additionally provided between shell 9 and conducting cavity 2
Cold chamber 10, and cooling water inlet pipe 6 and cold outlet pipe 3 by being arranged on waterway 10 with the UNICOM of waterway 10, can be with
Realize conveying cooling water in phase waterway 10 and discharge the cooling water in waterway 10.Specifically, the quantity for cooling down water inlet pipe 6 can
With including two, while the quantity of cold but outlet pipe 3 can also include two, cool down water inlet pipe 6 and cold but outlet pipe 3
One end is with the UNICOM of waterway 10, and the other end for cooling down water inlet pipe 6 and cold but outlet pipe 3 is all extended to outside shell 9.
In actual applications, in order to avoid cooling down water inlet pipe 6, the region of cold but outlet pipe 3 and waterway 10 UNICOM is deposited
The leak the problem of, it is preferable that in cooling water inlet pipe 6, the region of cold but outlet pipe 3 and waterway 10 UNICOM is provided with close
Seal.Further, the quantity with the cooling water inlet pipe 6 of the UNICOM of waterway 10 can include three, correspondingly, with waterway 10
The quantity of the cold but outlet pipe 3 of UNICOM can also include three.In embodiments of the present invention, to cooling water inlet pipe 6 and cold
But the particular number of outlet pipe 3 does not limit.
Due to liquid injection pipe 5 and the UNICOM of conducting cavity 2, and water cooling tube is set around conducting cavity 2, i.e., liquid injection pipe 5 needs to be perforated through
Waterway 10 and with the UNICOM of conducting cavity 2, in order to avoid the region that liquid injection pipe 5 and waterway 10 penetrate has seepy question, preferably
Ground, sealing ring is provided with the region that waterway 10 is in contact in liquid injection pipe 5.It is also required to wear accordingly, due to contact rod 13
Saturating waterway 10 and the UNICOM of conducting cavity 2, in order to avoid the region that contact rod 13 and waterway 10 contact has seepy question, preferably
Ground, sealing ring is also equipped with the region that waterway 10 contacts in contact rod 13.
In embodiments of the present invention, the quantity of contact rod 13 can include six, and six contact rods 13 surround conducting cavity 2
Set.
In actual applications, in order to avoid electric supply installation can leak electricity, it is preferable that the outer layer of shell 9 is provided with insulation sleeve
12。
In summary, the embodiments of the invention provide a kind of electric supply installation of powder manufacturing apparatus, by setting conducting cavity and confession
Torch, because the conduction liquid in conducting cavity is in contact with mechanical axis, and feeder rod used therein is used for outside the conduction liquid offer of conductive intracavitary
Power supply is connect, so as to realize that the bar that is axially disposed within mechanical axis of machinery of rotation at a high speed provides asking for the power supply of high current
Topic, further, due to providing power supply to mechanical axis by conduction liquid, so as to which dust will not be produced at work, so as to avoid
Electric supply installation is so as to solve the existing conduction brush rate of wear fast because high speed rotates the problem of producing a large amount of carbon dusts, uses the longevity
The problem of life is shorter.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (9)
- A kind of 1. electric supply installation of powder manufacturing apparatus, it is characterised in that including：Liquid injection pipe, conducting cavity, contact rod, shell, mechanical axis And sealing device；The conducting cavity is arranged on the outside of the mechanical axis around the mechanical axis, and the outside of the conducting cavity sets shell；One end of the liquid injection pipe and the conducting cavity UNICOM, the other end extend to the outside of the shell, and the liquid injection pipe is used In injecting conduction liquid into the conducting cavity；One end of contact rod and the conducting cavity UNICOM, the other end extend to the shell of the shell, and the contact rod is used to go Conduction liquid in the conducting cavity provides power supply；The sealing device is arranged on the both ends of the conducting cavity, for sealing the conduction liquid in the conducting cavity.
- 2. electric supply installation as claimed in claim 1, it is characterised in that the sealing device includes sealing ring, wear ring, compresses Spring and fixed bottom plate；The sealing ring is arranged on the outside of the wear ring, and the outer surface of the sealing ring on the inside of the shell with connecting Touch；One end of the holddown spring is extended in the wear ring, and the other end is in contact with the fixed bottom plate；One end of the wear ring contacts with the mechanical axis, and the other end is in contact with the fixed bottom plate.
- 3. electric supply installation as claimed in claim 1, it is characterised in that be also arranged on fluid injection including air bleeding valve, the air bleeding valve The top of pipe, for discharging caused expanding gas in the conduction liquid.
- 4. electric supply installation as claimed in claim 1, it is characterised in that also including cooling water inlet pipe, cooling water outlet pipe, water Cold chamber；The waterway surrounds the conducting cavity, is arranged on the outside of the conducting cavity, and be located at the enclosure；The cooling water outlet pipe and the cooling water inlet pipe are arranged on the outside of the waterway according to this from top to bottom, and described Cooling water outlet pipe and the cooling water inlet pipe are connected with the waterway respectively.
- 5. electric supply installation as claimed in claim 4, it is characterised in that the contact rod passes through the waterway, and described The both ends of contact rod through the waterway are respectively arranged with sealing ring.
- 6. electric supply installation as claimed in claim 4, it is characterised in that the liquid injection pipe passes through the waterway, and described The both ends of liquid injection pipe through the waterway are respectively arranged with sealing ring.
- 7. electric supply installation as claimed in claim 1, it is characterised in that the quantity of the liquid injection pipe includes two, and two institutes Liquid injection pipe is stated centered on the conducting cavity, the outside of the conducting cavity is arranged in symmetry status.
- 8. electric supply installation as claimed in claim 1, it is characterised in that the outer ring of the mechanical axis is trapezoidal convex-concave profile, and The trapezoidal convex-concave profile contacts with the conducting cavity.
- 9. electric supply installation as claimed in claim 8, it is characterised in that the material of the trapezoidal convex-concave profile is alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711365758.5A CN107876793A (en) | 2017-12-18 | 2017-12-18 | A kind of electric supply installation of powder manufacturing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711365758.5A CN107876793A (en) | 2017-12-18 | 2017-12-18 | A kind of electric supply installation of powder manufacturing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107876793A true CN107876793A (en) | 2018-04-06 |
Family
ID=61770972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711365758.5A Pending CN107876793A (en) | 2017-12-18 | 2017-12-18 | A kind of electric supply installation of powder manufacturing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107876793A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021188091A (en) * | 2020-05-29 | 2021-12-13 | 日鉄溶接工業株式会社 | Powder production apparatus |
| CN114665353A (en) * | 2022-05-25 | 2022-06-24 | 西安赛隆金属材料有限责任公司 | Rotating shaft power supply device, power supply method and application |
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| CN2870235Y (en) * | 2005-12-23 | 2007-02-14 | 苏州工业园区三郎电气有限公司 | Electric-brush-free rotation conductive device |
| US20100089759A1 (en) * | 2007-02-15 | 2010-04-15 | National University Corporation Hokkaido University | Method for producing conductor fine particles |
| JP2012052209A (en) * | 2010-09-03 | 2012-03-15 | Sapporo Nbt:Kk | Device and method for continuously manufacturing nanoscale conductive particles |
| CN203695961U (en) * | 2013-12-11 | 2014-07-09 | 湖南顶立科技有限公司 | Feed type rotating electrode powder preparing device adopting plasma gun |
| CN207806634U (en) * | 2017-12-18 | 2018-09-04 | 西安赛隆金属材料有限责任公司 | A kind of powder manufacturing apparatus for electric installation |
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2017
- 2017-12-18 CN CN201711365758.5A patent/CN107876793A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2870235Y (en) * | 2005-12-23 | 2007-02-14 | 苏州工业园区三郎电气有限公司 | Electric-brush-free rotation conductive device |
| US20100089759A1 (en) * | 2007-02-15 | 2010-04-15 | National University Corporation Hokkaido University | Method for producing conductor fine particles |
| JP2012052209A (en) * | 2010-09-03 | 2012-03-15 | Sapporo Nbt:Kk | Device and method for continuously manufacturing nanoscale conductive particles |
| CN203695961U (en) * | 2013-12-11 | 2014-07-09 | 湖南顶立科技有限公司 | Feed type rotating electrode powder preparing device adopting plasma gun |
| CN207806634U (en) * | 2017-12-18 | 2018-09-04 | 西安赛隆金属材料有限责任公司 | A kind of powder manufacturing apparatus for electric installation |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021188091A (en) * | 2020-05-29 | 2021-12-13 | 日鉄溶接工業株式会社 | Powder production apparatus |
| JP7261199B2 (en) | 2020-05-29 | 2023-04-19 | 日鉄溶接工業株式会社 | Powder manufacturing equipment |
| CN114665353A (en) * | 2022-05-25 | 2022-06-24 | 西安赛隆金属材料有限责任公司 | Rotating shaft power supply device, power supply method and application |
| CN114665353B (en) * | 2022-05-25 | 2022-08-19 | 西安赛隆金属材料有限责任公司 | Rotating shaft power supply device, power supply method and application |
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